What is "ravenscrag"

Ravenscrag (from raven and crag) may refer to:

• Ravenscrag, Saskatchewan, a settlement in Saskatchewan, Canada
• Ravenscrag Formation, a stratigraphical unit in the Western Canadian Sedimentary Basin
• Ravenscrag, Montreal, a former mansion in the Golden Square Mile
• SS Ravenscrag, a British clipper (later bark) that in 1879 brought Portuguese settlers to Hawaii